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Finding the Fourth Proportional to 100,368.16, 150,566.56 and 32,885.76

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Solution

The fourth proportional to 100,368.16, 150,566.56 and 32,885.76 is: 49,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,368.16 : 150,566.56 = 32,885.76 : x
  2. Step 2: Convert to fraction form
    100,368.16/150,566.56 = 32,885.76/x
  3. Step 3: Cross multiply
    100,368.16x = 150,566.56 × 32,885.76
  4. Step 4: Simplify right side
    100,368.16x = 4,951,495,673.97
  5. Step 5: Solve for x
    x = 4,951,495,673.97/100,368.16
  6. Step 6: Final answer
    x = 49,333.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.